Question

notes of Materials:metal and non metals​

Answer 1

Answer:

. Metals: Those materials which possess the characteristic of being hard, shiny, malleable, fusible, ductile, etc. are termed as metal. ...

. Non -Metals: ...

. Reaction with Oxygen.

. Reaction with Water:

. Reaction with Acids:

. Reaction with Bases:

Answer 2

Answer:

Those materials which do not possess the characteristics of metals are termed as non-metal. Materials like coal and sulphur are soft and dull in appearance. They break down into powdery mass on tapping with hammer. They are non-sonorous and are poor conductors of heat and electricity.

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